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<title>产品月销量</title>
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<table>
  <caption>产品月销量</caption>
  <thead>
    <tr>
      <th>ID</th>
      <th>产品名称</th>
      <th>销量</th>
    </tr>
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  <tbody>
    <tr>
      <td>2021090901</td>
      <td>马克杯</td>
      <td>5000</td>
    </tr>
    <tr>
      <td>2021090901</td>
      <td>啤酒杯</td>
      <td>5200</td>
    </tr>
    <tr>
      <td>2021090901</td>
      <td>搪瓷杯</td>
      <td>3500</td>
    </tr>
    <tr>
      <td colspan="2">合计</td>
      <td>13700</td>
    </tr>
  </tbody>
</table>

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